A look back at some of the television greats who have left us this year.

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Joan Taylor 3/1//12

Joan Taylor acted in dozens of TV series, including “The Rifleman,” “My Three Sons,” and “Mike Hammer,” but also worked behind the scenes, overseeing “Hawaii Five-0” after her husband, series creator Leonard Freeman, died in 1974. Taylor passed away of natural causes in Santa Monica, Calif., at the age of 82 on March 11.